| Message ID | 1397463399-11771-3-git-send-email-boris.brezillon@free-electrons.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
On 14/04/2014 at 10:16:37 +0200, Boris Brezillon wrote : > Define sam9n12 clocks and make use of them in peripheral definitions. > > Signed-off-by: Boris BREZILLON <boris.brezillon@free-electrons.com> > --- > arch/arm/boot/dts/at91sam9n12.dtsi | 350 ++++++++++++++++++++++++++++++++++++- > 1 file changed, 348 insertions(+), 2 deletions(-) > > diff --git a/arch/arm/boot/dts/at91sam9n12.dtsi b/arch/arm/boot/dts/at91sam9n12.dtsi > index 9f04808..4d036a3 100644 > --- a/arch/arm/boot/dts/at91sam9n12.dtsi > +++ b/arch/arm/boot/dts/at91sam9n12.dtsi > @@ -12,6 +12,7 @@ > #include <dt-bindings/pinctrl/at91.h> > #include <dt-bindings/interrupt-controller/irq.h> > #include <dt-bindings/gpio/gpio.h> > +#include <dt-bindings/clk/at91.h> > > / { > model = "Atmel AT91SAM9N12 SoC"; > @@ -49,6 +50,20 @@ > reg = <0x20000000 0x10000000>; > }; > > + clocks { > + slow_xtal: slow_xtal { > + compatible = "fixed-clock"; > + #clock-cells = <0>; > + clock-frequency = <0>; > + }; > + > + main_xtal: main_xtal { > + compatible = "fixed-clock"; > + #clock-cells = <0>; > + clock-frequency = <0>; > + }; You can put those two xtal nodes directly under root, as mentioned by Mark Rutland: "A "clocks" container is non-standard, and not guarantee to probe. The fact these clocks probe currently is an artifact of the current organisation of Linux rather than any conscious decision." > + }; > + > ahb { > compatible = "simple-bus"; > #address-cells = <1>; > @@ -75,8 +90,280 @@ > }; > > pmc: pmc@fffffc00 { > - compatible = "atmel,at91rm9200-pmc"; > - reg = <0xfffffc00 0x100>; > + compatible = "atmel,at91sam9n12-pmc"; > + reg = <0xfffffc00 0x200>; > + interrupts = <1 IRQ_TYPE_LEVEL_HIGH 7>; > + interrupt-controller; > + #address-cells = <1>; > + #size-cells = <0>; > + #interrupt-cells = <1>; > + > + main_rc_osc: main_rc_osc { > + compatible = "atmel,at91sam9x5-clk-main-rc-osc"; > + #clock-cells = <0>; > + interrupts-extended = <&pmc AT91_PMC_MOSCRCS>; > + clock-frequency = <12000000>; > + clock-accuracy = <50000000>; > + }; > + > + main_osc: main_osc { > + compatible = "atmel,at91sam9x5-clk-main-osc"; > + #clock-cells = <0>; > + interrupts-extended = <&pmc AT91_PMC_MOSCS>; > + clocks = <&main_xtal>; > + }; > + > + main: mainck { > + compatible = "atmel,at91sam9x5-clk-main"; > + #clock-cells = <0>; > + interrupts-extended = <&pmc AT91_PMC_MOSCSELS>; > + clocks = <&main_rc_osc>, <&main_osc>; > + }; > + > + plla: pllack { > + compatible = "atmel,at91rm9200-clk-pll"; > + #clock-cells = <0>; > + interrupts-extended = <&pmc AT91_PMC_LOCKA>; > + clocks = <&main>; > + reg = <0>; > + atmel,clk-input-range = <2000000 32000000>; > + #atmel,pll-clk-output-range-cells = <4>; > + atmel,pll-clk-output-ranges = <745000000 800000000 0 0>, > + <695000000 750000000 1 0>, > + <645000000 700000000 2 0>, > + <595000000 650000000 3 0>, > + <545000000 600000000 0 1>, > + <495000000 555000000 1 1>, > + <445000000 500000000 1 2>, > + <400000000 450000000 1 3>; > + }; > + > + plladiv: plladivck { > + compatible = "atmel,at91sam9x5-clk-plldiv"; > + #clock-cells = <0>; > + clocks = <&plla>; > + }; > + > + pllb: pllbck { > + compatible = "atmel,at91rm9200-clk-pll"; > + #clock-cells = <0>; > + interrupts-extended = <&pmc AT91_PMC_LOCKB>; > + clocks = <&main>; > + reg = <1>; > + atmel,clk-input-range = <2000000 32000000>; > + #atmel,pll-clk-output-range-cells = <3>; > + atmel,pll-clk-output-ranges = <30000000 100000000 0>; > + }; > + > + mck: masterck { > + compatible = "atmel,at91sam9x5-clk-master"; > + #clock-cells = <0>; > + interrupts-extended = <&pmc AT91_PMC_MCKRDY>; > + clocks = <&clk32k>, <&main>, <&plladiv>, <&pllb>; > + atmel,clk-output-range = <0 133333333>; > + atmel,clk-divisors = <1 2 4 3>; > + atmel,master-clk-have-div3-pres; > + }; > + > + usb: usbck { > + compatible = "atmel,at91sam9n12-clk-usb"; > + #clock-cells = <0>; > + clocks = <&pllb>; > + }; > + > + prog: progck { > + compatible = "atmel,at91sam9x5-clk-programmable"; > + #address-cells = <1>; > + #size-cells = <0>; > + interrupt-parent = <&pmc>; > + clocks = <&clk32k>, <&main>, <&plladiv>, <&pllb>, <&mck>; > + > + prog0: prog0 { > + #clock-cells = <0>; > + reg = <0>; > + interrupts = <AT91_PMC_PCKRDY(0)>; > + }; > + > + prog1: prog1 { > + #clock-cells = <0>; > + reg = <1>; > + interrupts = <AT91_PMC_PCKRDY(1)>; > + }; > + }; > + > + systemck { > + compatible = "atmel,at91rm9200-clk-system"; > + #address-cells = <1>; > + #size-cells = <0>; > + > + ddrck: ddrck { > + #clock-cells = <0>; > + reg = <2>; > + clocks = <&mck>; > + }; > + > + lcdck: lcdck { > + #clock-cells = <0>; > + reg = <3>; > + clocks = <&mck>; > + }; > + > + uhpck: uhpck { > + #clock-cells = <0>; > + reg = <6>; > + clocks = <&usb>; > + }; > + > + udpck: udpck { > + #clock-cells = <0>; > + reg = <7>; > + clocks = <&usb>; > + }; > + > + pck0: pck0 { > + #clock-cells = <0>; > + reg = <8>; > + clocks = <&prog0>; > + }; > + > + pck1: pck1 { > + #clock-cells = <0>; > + reg = <9>; > + clocks = <&prog1>; > + }; > + }; > + > + periphck { > + compatible = "atmel,at91sam9x5-clk-peripheral"; > + #address-cells = <1>; > + #size-cells = <0>; > + clocks = <&mck>; > + > + pioAB_clk: pioAB_clk { > + #clock-cells = <0>; > + reg = <2>; > + }; > + > + pioCD_clk: pioCD_clk { > + #clock-cells = <0>; > + reg = <3>; > + }; > + > + fuse_clk: fuse_clk { > + #clock-cells = <0>; > + reg = <4>; > + }; > + > + usart0_clk: usart0_clk { > + #clock-cells = <0>; > + reg = <5>; > + }; > + > + usart1_clk: usart1_clk { > + #clock-cells = <0>; > + reg = <6>; > + }; > + > + usart2_clk: usart2_clk { > + #clock-cells = <0>; > + reg = <7>; > + }; > + > + usart3_clk: usart3_clk { > + #clock-cells = <0>; > + reg = <8>; > + }; > + > + twi0_clk: twi0_clk { > + reg = <9>; > + #clock-cells = <0>; > + }; > + > + twi1_clk: twi1_clk { > + #clock-cells = <0>; > + reg = <10>; > + }; > + > + mci0_clk: mci0_clk { > + #clock-cells = <0>; > + reg = <12>; > + }; > + > + spi0_clk: spi0_clk { > + #clock-cells = <0>; > + reg = <13>; > + }; > + > + spi1_clk: spi1_clk { > + #clock-cells = <0>; > + reg = <14>; > + }; > + > + uart0_clk: uart0_clk { > + #clock-cells = <0>; > + reg = <15>; > + }; > + > + uart1_clk: uart1_clk { > + #clock-cells = <0>; > + reg = <16>; > + }; > + > + tcb_clk: tcb_clk { > + #clock-cells = <0>; > + reg = <17>; > + }; > + > + pwm_clk: pwm_clk { > + #clock-cells = <0>; > + reg = <18>; > + }; > + > + adc_clk: adc_clk { > + #clock-cells = <0>; > + reg = <19>; > + }; > + > + dma0_clk: dma0_clk { > + #clock-cells = <0>; > + reg = <20>; > + }; > + > + uhphs_clk: uhphs_clk { > + #clock-cells = <0>; > + reg = <22>; > + }; > + > + udphs_clk: udphs_clk { > + #clock-cells = <0>; > + reg = <23>; > + }; > + > + lcdc_clk: lcdc_clk { > + #clock-cells = <0>; > + reg = <25>; > + }; > + > + sha_clk: sha_clk { > + #clock-cells = <0>; > + reg = <27>; > + }; > + > + ssc0_clk: ssc0_clk { > + #clock-cells = <0>; > + reg = <28>; > + }; > + > + aes_clk: aes_clk { > + #clock-cells = <0>; > + reg = <29>; > + }; > + > + trng_clk: trng_clk { > + #clock-cells = <0>; > + reg = <30>; > + }; > + }; > }; > > rstc@fffffe00 { > @@ -88,6 +375,7 @@ > compatible = "atmel,at91sam9260-pit"; > reg = <0xfffffe30 0xf>; > interrupts = <1 IRQ_TYPE_LEVEL_HIGH 7>; > + clocks = <&mck>; > }; > > shdwc@fffffe10 { > @@ -95,12 +383,38 @@ > reg = <0xfffffe10 0x10>; > }; > > + sckc@fffffe50 { > + compatible = "atmel,at91sam9x5-sckc"; > + reg = <0xfffffe50 0x4>; > + > + slow_osc: slow_osc { > + compatible = "atmel,at91sam9x5-clk-slow-osc"; > + #clock-cells = <0>; > + clocks = <&slow_xtal>; > + }; > + > + slow_rc_osc: slow_rc_osc { > + compatible = "atmel,at91sam9x5-clk-slow-rc-osc"; > + #clock-cells = <0>; > + clock-frequency = <32768>; > + clock-accuracy = <50000000>; > + }; > + > + clk32k: slck { > + compatible = "atmel,at91sam9x5-clk-slow"; > + #clock-cells = <0>; > + clocks = <&slow_rc_osc>, <&slow_osc>; > + }; > + }; > + > mmc0: mmc@f0008000 { > compatible = "atmel,hsmci"; > reg = <0xf0008000 0x600>; > interrupts = <12 IRQ_TYPE_LEVEL_HIGH 0>; > dmas = <&dma 1 AT91_DMA_CFG_PER_ID(0)>; > dma-names = "rxtx"; > + clocks = <&mci0_clk>; > + clock-names = "mci_clk"; > #address-cells = <1>; > #size-cells = <0>; > status = "disabled"; > @@ -110,12 +424,16 @@ > compatible = "atmel,at91sam9x5-tcb"; > reg = <0xf8008000 0x100>; > interrupts = <17 IRQ_TYPE_LEVEL_HIGH 0>; > + clocks = <&tcb_clk>; > + clock-names = "t0_clk"; > }; > > tcb1: timer@f800c000 { > compatible = "atmel,at91sam9x5-tcb"; > reg = <0xf800c000 0x100>; > interrupts = <17 IRQ_TYPE_LEVEL_HIGH 0>; > + clocks = <&tcb_clk>; > + clock-names = "t0_clk"; > }; > > dma: dma-controller@ffffec00 { > @@ -123,6 +441,8 @@ > reg = <0xffffec00 0x200>; > interrupts = <20 IRQ_TYPE_LEVEL_HIGH 0>; > #dma-cells = <2>; > + clocks = <&dma0_clk>; > + clock-names = "dma_clk"; > }; > > pinctrl@fffff400 { > @@ -392,6 +712,7 @@ > gpio-controller; > interrupt-controller; > #interrupt-cells = <2>; > + clocks = <&pioAB_clk>; > }; > > pioB: gpio@fffff600 { > @@ -402,6 +723,7 @@ > gpio-controller; > interrupt-controller; > #interrupt-cells = <2>; > + clocks = <&pioAB_clk>; > }; > > pioC: gpio@fffff800 { > @@ -412,6 +734,7 @@ > gpio-controller; > interrupt-controller; > #interrupt-cells = <2>; > + clocks = <&pioCD_clk>; > }; > > pioD: gpio@fffffa00 { > @@ -422,6 +745,7 @@ > gpio-controller; > interrupt-controller; > #interrupt-cells = <2>; > + clocks = <&pioCD_clk>; > }; > }; > > @@ -431,6 +755,8 @@ > interrupts = <1 IRQ_TYPE_LEVEL_HIGH 7>; > pinctrl-names = "default"; > pinctrl-0 = <&pinctrl_dbgu>; > + clocks = <&mck>; > + clock-names = "usart"; > status = "disabled"; > }; > > @@ -443,6 +769,8 @@ > dma-names = "tx", "rx"; > pinctrl-names = "default"; > pinctrl-0 = <&pinctrl_ssc0_tx &pinctrl_ssc0_rx>; > + clocks = <&ssc0_clk>; > + clock-names = "pclk"; > status = "disabled"; > }; > > @@ -452,6 +780,8 @@ > interrupts = <5 IRQ_TYPE_LEVEL_HIGH 5>; > pinctrl-names = "default"; > pinctrl-0 = <&pinctrl_usart0>; > + clocks = <&usart0_clk>; > + clock-names = "usart"; > status = "disabled"; > }; > > @@ -461,6 +791,8 @@ > interrupts = <6 IRQ_TYPE_LEVEL_HIGH 5>; > pinctrl-names = "default"; > pinctrl-0 = <&pinctrl_usart1>; > + clocks = <&usart1_clk>; > + clock-names = "usart"; > status = "disabled"; > }; > > @@ -470,6 +802,8 @@ > interrupts = <7 IRQ_TYPE_LEVEL_HIGH 5>; > pinctrl-names = "default"; > pinctrl-0 = <&pinctrl_usart2>; > + clocks = <&usart2_clk>; > + clock-names = "usart"; > status = "disabled"; > }; > > @@ -479,6 +813,8 @@ > interrupts = <8 IRQ_TYPE_LEVEL_HIGH 5>; > pinctrl-names = "default"; > pinctrl-0 = <&pinctrl_usart3>; > + clocks = <&usart3_clk>; > + clock-names = "usart"; > status = "disabled"; > }; > > @@ -493,6 +829,7 @@ > #size-cells = <0>; > pinctrl-names = "default"; > pinctrl-0 = <&pinctrl_i2c0>; > + clocks = <&twi0_clk>; > status = "disabled"; > }; > > @@ -507,6 +844,7 @@ > #size-cells = <0>; > pinctrl-names = "default"; > pinctrl-0 = <&pinctrl_i2c1>; > + clocks = <&twi1_clk>; > status = "disabled"; > }; > > @@ -521,6 +859,8 @@ > dma-names = "tx", "rx"; > pinctrl-names = "default"; > pinctrl-0 = <&pinctrl_spi0>; > + clocks = <&spi0_clk>; > + clock-names = "spi_clk"; > status = "disabled"; > }; > > @@ -535,6 +875,8 @@ > dma-names = "tx", "rx"; > pinctrl-names = "default"; > pinctrl-0 = <&pinctrl_spi1>; > + clocks = <&spi1_clk>; > + clock-names = "spi_clk"; > status = "disabled"; > }; > > @@ -554,6 +896,7 @@ > reg = <0xf8034000 0x300>; > interrupts = <18 IRQ_TYPE_LEVEL_HIGH 4>; > #pwm-cells = <3>; > + clocks = <&pwm_clk>; > status = "disabled"; > }; > }; > @@ -584,6 +927,9 @@ > compatible = "atmel,at91rm9200-ohci", "usb-ohci"; > reg = <0x00500000 0x00100000>; > interrupts = <22 IRQ_TYPE_LEVEL_HIGH 2>; > + clocks = <&usb>, <&uhphs_clk>, <&udphs_clk>, > + <&uhpck>; > + clock-names = "usb_clk", "ohci_clk", "hclk", "uhpck"; > status = "disabled"; > }; > }; > -- > 1.8.3.2 >
Hi Alexandre, On 14/04/2014 10:56, Alexandre Belloni wrote: > On 14/04/2014 at 10:16:37 +0200, Boris Brezillon wrote : >> Define sam9n12 clocks and make use of them in peripheral definitions. >> >> Signed-off-by: Boris BREZILLON <boris.brezillon@free-electrons.com> >> --- >> arch/arm/boot/dts/at91sam9n12.dtsi | 350 ++++++++++++++++++++++++++++++++++++- >> 1 file changed, 348 insertions(+), 2 deletions(-) >> >> diff --git a/arch/arm/boot/dts/at91sam9n12.dtsi b/arch/arm/boot/dts/at91sam9n12.dtsi >> index 9f04808..4d036a3 100644 >> --- a/arch/arm/boot/dts/at91sam9n12.dtsi >> +++ b/arch/arm/boot/dts/at91sam9n12.dtsi >> @@ -12,6 +12,7 @@ >> #include <dt-bindings/pinctrl/at91.h> >> #include <dt-bindings/interrupt-controller/irq.h> >> #include <dt-bindings/gpio/gpio.h> >> +#include <dt-bindings/clk/at91.h> >> >> / { >> model = "Atmel AT91SAM9N12 SoC"; >> @@ -49,6 +50,20 @@ >> reg = <0x20000000 0x10000000>; >> }; >> >> + clocks { >> + slow_xtal: slow_xtal { >> + compatible = "fixed-clock"; >> + #clock-cells = <0>; >> + clock-frequency = <0>; >> + }; >> + >> + main_xtal: main_xtal { >> + compatible = "fixed-clock"; >> + #clock-cells = <0>; >> + clock-frequency = <0>; >> + }; > You can put those two xtal nodes directly under root, as mentioned by > Mark Rutland: > > "A "clocks" container is non-standard, and not guarantee to probe. The > fact these clocks probe currently is an artifact of the current > organisation of Linux rather than any conscious decision." Okay, I will fix it for the next version. Thanks. Boris >> + }; >> + >> ahb { >> compatible = "simple-bus"; >> #address-cells = <1>; >> @@ -75,8 +90,280 @@ >> }; >> >> pmc: pmc@fffffc00 { >> - compatible = "atmel,at91rm9200-pmc"; >> - reg = <0xfffffc00 0x100>; >> + compatible = "atmel,at91sam9n12-pmc"; >> + reg = <0xfffffc00 0x200>; >> + interrupts = <1 IRQ_TYPE_LEVEL_HIGH 7>; >> + interrupt-controller; >> + #address-cells = <1>; >> + #size-cells = <0>; >> + #interrupt-cells = <1>; >> + >> + main_rc_osc: main_rc_osc { >> + compatible = "atmel,at91sam9x5-clk-main-rc-osc"; >> + #clock-cells = <0>; >> + interrupts-extended = <&pmc AT91_PMC_MOSCRCS>; >> + clock-frequency = <12000000>; >> + clock-accuracy = <50000000>; >> + }; >> + >> + main_osc: main_osc { >> + compatible = "atmel,at91sam9x5-clk-main-osc"; >> + #clock-cells = <0>; >> + interrupts-extended = <&pmc AT91_PMC_MOSCS>; >> + clocks = <&main_xtal>; >> + }; >> + >> + main: mainck { >> + compatible = "atmel,at91sam9x5-clk-main"; >> + #clock-cells = <0>; >> + interrupts-extended = <&pmc AT91_PMC_MOSCSELS>; >> + clocks = <&main_rc_osc>, <&main_osc>; >> + }; >> + >> + plla: pllack { >> + compatible = "atmel,at91rm9200-clk-pll"; >> + #clock-cells = <0>; >> + interrupts-extended = <&pmc AT91_PMC_LOCKA>; >> + clocks = <&main>; >> + reg = <0>; >> + atmel,clk-input-range = <2000000 32000000>; >> + #atmel,pll-clk-output-range-cells = <4>; >> + atmel,pll-clk-output-ranges = <745000000 800000000 0 0>, >> + <695000000 750000000 1 0>, >> + <645000000 700000000 2 0>, >> + <595000000 650000000 3 0>, >> + <545000000 600000000 0 1>, >> + <495000000 555000000 1 1>, >> + <445000000 500000000 1 2>, >> + <400000000 450000000 1 3>; >> + }; >> + >> + plladiv: plladivck { >> + compatible = "atmel,at91sam9x5-clk-plldiv"; >> + #clock-cells = <0>; >> + clocks = <&plla>; >> + }; >> + >> + pllb: pllbck { >> + compatible = "atmel,at91rm9200-clk-pll"; >> + #clock-cells = <0>; >> + interrupts-extended = <&pmc AT91_PMC_LOCKB>; >> + clocks = <&main>; >> + reg = <1>; >> + atmel,clk-input-range = <2000000 32000000>; >> + #atmel,pll-clk-output-range-cells = <3>; >> + atmel,pll-clk-output-ranges = <30000000 100000000 0>; >> + }; >> + >> + mck: masterck { >> + compatible = "atmel,at91sam9x5-clk-master"; >> + #clock-cells = <0>; >> + interrupts-extended = <&pmc AT91_PMC_MCKRDY>; >> + clocks = <&clk32k>, <&main>, <&plladiv>, <&pllb>; >> + atmel,clk-output-range = <0 133333333>; >> + atmel,clk-divisors = <1 2 4 3>; >> + atmel,master-clk-have-div3-pres; >> + }; >> + >> + usb: usbck { >> + compatible = "atmel,at91sam9n12-clk-usb"; >> + #clock-cells = <0>; >> + clocks = <&pllb>; >> + }; >> + >> + prog: progck { >> + compatible = "atmel,at91sam9x5-clk-programmable"; >> + #address-cells = <1>; >> + #size-cells = <0>; >> + interrupt-parent = <&pmc>; >> + clocks = <&clk32k>, <&main>, <&plladiv>, <&pllb>, <&mck>; >> + >> + prog0: prog0 { >> + #clock-cells = <0>; >> + reg = <0>; >> + interrupts = <AT91_PMC_PCKRDY(0)>; >> + }; >> + >> + prog1: prog1 { >> + #clock-cells = <0>; >> + reg = <1>; >> + interrupts = <AT91_PMC_PCKRDY(1)>; >> + }; >> + }; >> + >> + systemck { >> + compatible = "atmel,at91rm9200-clk-system"; >> + #address-cells = <1>; >> + #size-cells = <0>; >> + >> + ddrck: ddrck { >> + #clock-cells = <0>; >> + reg = <2>; >> + clocks = <&mck>; >> + }; >> + >> + lcdck: lcdck { >> + #clock-cells = <0>; >> + reg = <3>; >> + clocks = <&mck>; >> + }; >> + >> + uhpck: uhpck { >> + #clock-cells = <0>; >> + reg = <6>; >> + clocks = <&usb>; >> + }; >> + >> + udpck: udpck { >> + #clock-cells = <0>; >> + reg = <7>; >> + clocks = <&usb>; >> + }; >> + >> + pck0: pck0 { >> + #clock-cells = <0>; >> + reg = <8>; >> + clocks = <&prog0>; >> + }; >> + >> + pck1: pck1 { >> + #clock-cells = <0>; >> + reg = <9>; >> + clocks = <&prog1>; >> + }; >> + }; >> + >> + periphck { >> + compatible = "atmel,at91sam9x5-clk-peripheral"; >> + #address-cells = <1>; >> + #size-cells = <0>; >> + clocks = <&mck>; >> + >> + pioAB_clk: pioAB_clk { >> + #clock-cells = <0>; >> + reg = <2>; >> + }; >> + >> + pioCD_clk: pioCD_clk { >> + #clock-cells = <0>; >> + reg = <3>; >> + }; >> + >> + fuse_clk: fuse_clk { >> + #clock-cells = <0>; >> + reg = <4>; >> + }; >> + >> + usart0_clk: usart0_clk { >> + #clock-cells = <0>; >> + reg = <5>; >> + }; >> + >> + usart1_clk: usart1_clk { >> + #clock-cells = <0>; >> + reg = <6>; >> + }; >> + >> + usart2_clk: usart2_clk { >> + #clock-cells = <0>; >> + reg = <7>; >> + }; >> + >> + usart3_clk: usart3_clk { >> + #clock-cells = <0>; >> + reg = <8>; >> + }; >> + >> + twi0_clk: twi0_clk { >> + reg = <9>; >> + #clock-cells = <0>; >> + }; >> + >> + twi1_clk: twi1_clk { >> + #clock-cells = <0>; >> + reg = <10>; >> + }; >> + >> + mci0_clk: mci0_clk { >> + #clock-cells = <0>; >> + reg = <12>; >> + }; >> + >> + spi0_clk: spi0_clk { >> + #clock-cells = <0>; >> + reg = <13>; >> + }; >> + >> + spi1_clk: spi1_clk { >> + #clock-cells = <0>; >> + reg = <14>; >> + }; >> + >> + uart0_clk: uart0_clk { >> + #clock-cells = <0>; >> + reg = <15>; >> + }; >> + >> + uart1_clk: uart1_clk { >> + #clock-cells = <0>; >> + reg = <16>; >> + }; >> + >> + tcb_clk: tcb_clk { >> + #clock-cells = <0>; >> + reg = <17>; >> + }; >> + >> + pwm_clk: pwm_clk { >> + #clock-cells = <0>; >> + reg = <18>; >> + }; >> + >> + adc_clk: adc_clk { >> + #clock-cells = <0>; >> + reg = <19>; >> + }; >> + >> + dma0_clk: dma0_clk { >> + #clock-cells = <0>; >> + reg = <20>; >> + }; >> + >> + uhphs_clk: uhphs_clk { >> + #clock-cells = <0>; >> + reg = <22>; >> + }; >> + >> + udphs_clk: udphs_clk { >> + #clock-cells = <0>; >> + reg = <23>; >> + }; >> + >> + lcdc_clk: lcdc_clk { >> + #clock-cells = <0>; >> + reg = <25>; >> + }; >> + >> + sha_clk: sha_clk { >> + #clock-cells = <0>; >> + reg = <27>; >> + }; >> + >> + ssc0_clk: ssc0_clk { >> + #clock-cells = <0>; >> + reg = <28>; >> + }; >> + >> + aes_clk: aes_clk { >> + #clock-cells = <0>; >> + reg = <29>; >> + }; >> + >> + trng_clk: trng_clk { >> + #clock-cells = <0>; >> + reg = <30>; >> + }; >> + }; >> }; >> >> rstc@fffffe00 { >> @@ -88,6 +375,7 @@ >> compatible = "atmel,at91sam9260-pit"; >> reg = <0xfffffe30 0xf>; >> interrupts = <1 IRQ_TYPE_LEVEL_HIGH 7>; >> + clocks = <&mck>; >> }; >> >> shdwc@fffffe10 { >> @@ -95,12 +383,38 @@ >> reg = <0xfffffe10 0x10>; >> }; >> >> + sckc@fffffe50 { >> + compatible = "atmel,at91sam9x5-sckc"; >> + reg = <0xfffffe50 0x4>; >> + >> + slow_osc: slow_osc { >> + compatible = "atmel,at91sam9x5-clk-slow-osc"; >> + #clock-cells = <0>; >> + clocks = <&slow_xtal>; >> + }; >> + >> + slow_rc_osc: slow_rc_osc { >> + compatible = "atmel,at91sam9x5-clk-slow-rc-osc"; >> + #clock-cells = <0>; >> + clock-frequency = <32768>; >> + clock-accuracy = <50000000>; >> + }; >> + >> + clk32k: slck { >> + compatible = "atmel,at91sam9x5-clk-slow"; >> + #clock-cells = <0>; >> + clocks = <&slow_rc_osc>, <&slow_osc>; >> + }; >> + }; >> + >> mmc0: mmc@f0008000 { >> compatible = "atmel,hsmci"; >> reg = <0xf0008000 0x600>; >> interrupts = <12 IRQ_TYPE_LEVEL_HIGH 0>; >> dmas = <&dma 1 AT91_DMA_CFG_PER_ID(0)>; >> dma-names = "rxtx"; >> + clocks = <&mci0_clk>; >> + clock-names = "mci_clk"; >> #address-cells = <1>; >> #size-cells = <0>; >> status = "disabled"; >> @@ -110,12 +424,16 @@ >> compatible = "atmel,at91sam9x5-tcb"; >> reg = <0xf8008000 0x100>; >> interrupts = <17 IRQ_TYPE_LEVEL_HIGH 0>; >> + clocks = <&tcb_clk>; >> + clock-names = "t0_clk"; >> }; >> >> tcb1: timer@f800c000 { >> compatible = "atmel,at91sam9x5-tcb"; >> reg = <0xf800c000 0x100>; >> interrupts = <17 IRQ_TYPE_LEVEL_HIGH 0>; >> + clocks = <&tcb_clk>; >> + clock-names = "t0_clk"; >> }; >> >> dma: dma-controller@ffffec00 { >> @@ -123,6 +441,8 @@ >> reg = <0xffffec00 0x200>; >> interrupts = <20 IRQ_TYPE_LEVEL_HIGH 0>; >> #dma-cells = <2>; >> + clocks = <&dma0_clk>; >> + clock-names = "dma_clk"; >> }; >> >> pinctrl@fffff400 { >> @@ -392,6 +712,7 @@ >> gpio-controller; >> interrupt-controller; >> #interrupt-cells = <2>; >> + clocks = <&pioAB_clk>; >> }; >> >> pioB: gpio@fffff600 { >> @@ -402,6 +723,7 @@ >> gpio-controller; >> interrupt-controller; >> #interrupt-cells = <2>; >> + clocks = <&pioAB_clk>; >> }; >> >> pioC: gpio@fffff800 { >> @@ -412,6 +734,7 @@ >> gpio-controller; >> interrupt-controller; >> #interrupt-cells = <2>; >> + clocks = <&pioCD_clk>; >> }; >> >> pioD: gpio@fffffa00 { >> @@ -422,6 +745,7 @@ >> gpio-controller; >> interrupt-controller; >> #interrupt-cells = <2>; >> + clocks = <&pioCD_clk>; >> }; >> }; >> >> @@ -431,6 +755,8 @@ >> interrupts = <1 IRQ_TYPE_LEVEL_HIGH 7>; >> pinctrl-names = "default"; >> pinctrl-0 = <&pinctrl_dbgu>; >> + clocks = <&mck>; >> + clock-names = "usart"; >> status = "disabled"; >> }; >> >> @@ -443,6 +769,8 @@ >> dma-names = "tx", "rx"; >> pinctrl-names = "default"; >> pinctrl-0 = <&pinctrl_ssc0_tx &pinctrl_ssc0_rx>; >> + clocks = <&ssc0_clk>; >> + clock-names = "pclk"; >> status = "disabled"; >> }; >> >> @@ -452,6 +780,8 @@ >> interrupts = <5 IRQ_TYPE_LEVEL_HIGH 5>; >> pinctrl-names = "default"; >> pinctrl-0 = <&pinctrl_usart0>; >> + clocks = <&usart0_clk>; >> + clock-names = "usart"; >> status = "disabled"; >> }; >> >> @@ -461,6 +791,8 @@ >> interrupts = <6 IRQ_TYPE_LEVEL_HIGH 5>; >> pinctrl-names = "default"; >> pinctrl-0 = <&pinctrl_usart1>; >> + clocks = <&usart1_clk>; >> + clock-names = "usart"; >> status = "disabled"; >> }; >> >> @@ -470,6 +802,8 @@ >> interrupts = <7 IRQ_TYPE_LEVEL_HIGH 5>; >> pinctrl-names = "default"; >> pinctrl-0 = <&pinctrl_usart2>; >> + clocks = <&usart2_clk>; >> + clock-names = "usart"; >> status = "disabled"; >> }; >> >> @@ -479,6 +813,8 @@ >> interrupts = <8 IRQ_TYPE_LEVEL_HIGH 5>; >> pinctrl-names = "default"; >> pinctrl-0 = <&pinctrl_usart3>; >> + clocks = <&usart3_clk>; >> + clock-names = "usart"; >> status = "disabled"; >> }; >> >> @@ -493,6 +829,7 @@ >> #size-cells = <0>; >> pinctrl-names = "default"; >> pinctrl-0 = <&pinctrl_i2c0>; >> + clocks = <&twi0_clk>; >> status = "disabled"; >> }; >> >> @@ -507,6 +844,7 @@ >> #size-cells = <0>; >> pinctrl-names = "default"; >> pinctrl-0 = <&pinctrl_i2c1>; >> + clocks = <&twi1_clk>; >> status = "disabled"; >> }; >> >> @@ -521,6 +859,8 @@ >> dma-names = "tx", "rx"; >> pinctrl-names = "default"; >> pinctrl-0 = <&pinctrl_spi0>; >> + clocks = <&spi0_clk>; >> + clock-names = "spi_clk"; >> status = "disabled"; >> }; >> >> @@ -535,6 +875,8 @@ >> dma-names = "tx", "rx"; >> pinctrl-names = "default"; >> pinctrl-0 = <&pinctrl_spi1>; >> + clocks = <&spi1_clk>; >> + clock-names = "spi_clk"; >> status = "disabled"; >> }; >> >> @@ -554,6 +896,7 @@ >> reg = <0xf8034000 0x300>; >> interrupts = <18 IRQ_TYPE_LEVEL_HIGH 4>; >> #pwm-cells = <3>; >> + clocks = <&pwm_clk>; >> status = "disabled"; >> }; >> }; >> @@ -584,6 +927,9 @@ >> compatible = "atmel,at91rm9200-ohci", "usb-ohci"; >> reg = <0x00500000 0x00100000>; >> interrupts = <22 IRQ_TYPE_LEVEL_HIGH 2>; >> + clocks = <&usb>, <&uhphs_clk>, <&udphs_clk>, >> + <&uhpck>; >> + clock-names = "usb_clk", "ohci_clk", "hclk", "uhpck"; >> status = "disabled"; >> }; >> }; >> -- >> 1.8.3.2 >>
diff --git a/arch/arm/boot/dts/at91sam9n12.dtsi b/arch/arm/boot/dts/at91sam9n12.dtsi index 9f04808..4d036a3 100644 --- a/arch/arm/boot/dts/at91sam9n12.dtsi +++ b/arch/arm/boot/dts/at91sam9n12.dtsi @@ -12,6 +12,7 @@ #include <dt-bindings/pinctrl/at91.h> #include <dt-bindings/interrupt-controller/irq.h> #include <dt-bindings/gpio/gpio.h> +#include <dt-bindings/clk/at91.h> / { model = "Atmel AT91SAM9N12 SoC"; @@ -49,6 +50,20 @@ reg = <0x20000000 0x10000000>; }; + clocks { + slow_xtal: slow_xtal { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <0>; + }; + + main_xtal: main_xtal { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <0>; + }; + }; + ahb { compatible = "simple-bus"; #address-cells = <1>; @@ -75,8 +90,280 @@ }; pmc: pmc@fffffc00 { - compatible = "atmel,at91rm9200-pmc"; - reg = <0xfffffc00 0x100>; + compatible = "atmel,at91sam9n12-pmc"; + reg = <0xfffffc00 0x200>; + interrupts = <1 IRQ_TYPE_LEVEL_HIGH 7>; + interrupt-controller; + #address-cells = <1>; + #size-cells = <0>; + #interrupt-cells = <1>; + + main_rc_osc: main_rc_osc { + compatible = "atmel,at91sam9x5-clk-main-rc-osc"; + #clock-cells = <0>; + interrupts-extended = <&pmc AT91_PMC_MOSCRCS>; + clock-frequency = <12000000>; + clock-accuracy = <50000000>; + }; + + main_osc: main_osc { + compatible = "atmel,at91sam9x5-clk-main-osc"; + #clock-cells = <0>; + interrupts-extended = <&pmc AT91_PMC_MOSCS>; + clocks = <&main_xtal>; + }; + + main: mainck { + compatible = "atmel,at91sam9x5-clk-main"; + #clock-cells = <0>; + interrupts-extended = <&pmc AT91_PMC_MOSCSELS>; + clocks = <&main_rc_osc>, <&main_osc>; + }; + + plla: pllack { + compatible = "atmel,at91rm9200-clk-pll"; + #clock-cells = <0>; + interrupts-extended = <&pmc AT91_PMC_LOCKA>; + clocks = <&main>; + reg = <0>; + atmel,clk-input-range = <2000000 32000000>; + #atmel,pll-clk-output-range-cells = <4>; + atmel,pll-clk-output-ranges = <745000000 800000000 0 0>, + <695000000 750000000 1 0>, + <645000000 700000000 2 0>, + <595000000 650000000 3 0>, + <545000000 600000000 0 1>, + <495000000 555000000 1 1>, + <445000000 500000000 1 2>, + <400000000 450000000 1 3>; + }; + + plladiv: plladivck { + compatible = "atmel,at91sam9x5-clk-plldiv"; + #clock-cells = <0>; + clocks = <&plla>; + }; + + pllb: pllbck { + compatible = "atmel,at91rm9200-clk-pll"; + #clock-cells = <0>; + interrupts-extended = <&pmc AT91_PMC_LOCKB>; + clocks = <&main>; + reg = <1>; + atmel,clk-input-range = <2000000 32000000>; + #atmel,pll-clk-output-range-cells = <3>; + atmel,pll-clk-output-ranges = <30000000 100000000 0>; + }; + + mck: masterck { + compatible = "atmel,at91sam9x5-clk-master"; + #clock-cells = <0>; + interrupts-extended = <&pmc AT91_PMC_MCKRDY>; + clocks = <&clk32k>, <&main>, <&plladiv>, <&pllb>; + atmel,clk-output-range = <0 133333333>; + atmel,clk-divisors = <1 2 4 3>; + atmel,master-clk-have-div3-pres; + }; + + usb: usbck { + compatible = "atmel,at91sam9n12-clk-usb"; + #clock-cells = <0>; + clocks = <&pllb>; + }; + + prog: progck { + compatible = "atmel,at91sam9x5-clk-programmable"; + #address-cells = <1>; + #size-cells = <0>; + interrupt-parent = <&pmc>; + clocks = <&clk32k>, <&main>, <&plladiv>, <&pllb>, <&mck>; + + prog0: prog0 { + #clock-cells = <0>; + reg = <0>; + interrupts = <AT91_PMC_PCKRDY(0)>; + }; + + prog1: prog1 { + #clock-cells = <0>; + reg = <1>; + interrupts = <AT91_PMC_PCKRDY(1)>; + }; + }; + + systemck { + compatible = "atmel,at91rm9200-clk-system"; + #address-cells = <1>; + #size-cells = <0>; + + ddrck: ddrck { + #clock-cells = <0>; + reg = <2>; + clocks = <&mck>; + }; + + lcdck: lcdck { + #clock-cells = <0>; + reg = <3>; + clocks = <&mck>; + }; + + uhpck: uhpck { + #clock-cells = <0>; + reg = <6>; + clocks = <&usb>; + }; + + udpck: udpck { + #clock-cells = <0>; + reg = <7>; + clocks = <&usb>; + }; + + pck0: pck0 { + #clock-cells = <0>; + reg = <8>; + clocks = <&prog0>; + }; + + pck1: pck1 { + #clock-cells = <0>; + reg = <9>; + clocks = <&prog1>; + }; + }; + + periphck { + compatible = "atmel,at91sam9x5-clk-peripheral"; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&mck>; + + pioAB_clk: pioAB_clk { + #clock-cells = <0>; + reg = <2>; + }; + + pioCD_clk: pioCD_clk { + #clock-cells = <0>; + reg = <3>; + }; + + fuse_clk: fuse_clk { + #clock-cells = <0>; + reg = <4>; + }; + + usart0_clk: usart0_clk { + #clock-cells = <0>; + reg = <5>; + }; + + usart1_clk: usart1_clk { + #clock-cells = <0>; + reg = <6>; + }; + + usart2_clk: usart2_clk { + #clock-cells = <0>; + reg = <7>; + }; + + usart3_clk: usart3_clk { + #clock-cells = <0>; + reg = <8>; + }; + + twi0_clk: twi0_clk { + reg = <9>; + #clock-cells = <0>; + }; + + twi1_clk: twi1_clk { + #clock-cells = <0>; + reg = <10>; + }; + + mci0_clk: mci0_clk { + #clock-cells = <0>; + reg = <12>; + }; + + spi0_clk: spi0_clk { + #clock-cells = <0>; + reg = <13>; + }; + + spi1_clk: spi1_clk { + #clock-cells = <0>; + reg = <14>; + }; + + uart0_clk: uart0_clk { + #clock-cells = <0>; + reg = <15>; + }; + + uart1_clk: uart1_clk { + #clock-cells = <0>; + reg = <16>; + }; + + tcb_clk: tcb_clk { + #clock-cells = <0>; + reg = <17>; + }; + + pwm_clk: pwm_clk { + #clock-cells = <0>; + reg = <18>; + }; + + adc_clk: adc_clk { + #clock-cells = <0>; + reg = <19>; + }; + + dma0_clk: dma0_clk { + #clock-cells = <0>; + reg = <20>; + }; + + uhphs_clk: uhphs_clk { + #clock-cells = <0>; + reg = <22>; + }; + + udphs_clk: udphs_clk { + #clock-cells = <0>; + reg = <23>; + }; + + lcdc_clk: lcdc_clk { + #clock-cells = <0>; + reg = <25>; + }; + + sha_clk: sha_clk { + #clock-cells = <0>; + reg = <27>; + }; + + ssc0_clk: ssc0_clk { + #clock-cells = <0>; + reg = <28>; + }; + + aes_clk: aes_clk { + #clock-cells = <0>; + reg = <29>; + }; + + trng_clk: trng_clk { + #clock-cells = <0>; + reg = <30>; + }; + }; }; rstc@fffffe00 { @@ -88,6 +375,7 @@ compatible = "atmel,at91sam9260-pit"; reg = <0xfffffe30 0xf>; interrupts = <1 IRQ_TYPE_LEVEL_HIGH 7>; + clocks = <&mck>; }; shdwc@fffffe10 { @@ -95,12 +383,38 @@ reg = <0xfffffe10 0x10>; }; + sckc@fffffe50 { + compatible = "atmel,at91sam9x5-sckc"; + reg = <0xfffffe50 0x4>; + + slow_osc: slow_osc { + compatible = "atmel,at91sam9x5-clk-slow-osc"; + #clock-cells = <0>; + clocks = <&slow_xtal>; + }; + + slow_rc_osc: slow_rc_osc { + compatible = "atmel,at91sam9x5-clk-slow-rc-osc"; + #clock-cells = <0>; + clock-frequency = <32768>; + clock-accuracy = <50000000>; + }; + + clk32k: slck { + compatible = "atmel,at91sam9x5-clk-slow"; + #clock-cells = <0>; + clocks = <&slow_rc_osc>, <&slow_osc>; + }; + }; + mmc0: mmc@f0008000 { compatible = "atmel,hsmci"; reg = <0xf0008000 0x600>; interrupts = <12 IRQ_TYPE_LEVEL_HIGH 0>; dmas = <&dma 1 AT91_DMA_CFG_PER_ID(0)>; dma-names = "rxtx"; + clocks = <&mci0_clk>; + clock-names = "mci_clk"; #address-cells = <1>; #size-cells = <0>; status = "disabled"; @@ -110,12 +424,16 @@ compatible = "atmel,at91sam9x5-tcb"; reg = <0xf8008000 0x100>; interrupts = <17 IRQ_TYPE_LEVEL_HIGH 0>; + clocks = <&tcb_clk>; + clock-names = "t0_clk"; }; tcb1: timer@f800c000 { compatible = "atmel,at91sam9x5-tcb"; reg = <0xf800c000 0x100>; interrupts = <17 IRQ_TYPE_LEVEL_HIGH 0>; + clocks = <&tcb_clk>; + clock-names = "t0_clk"; }; dma: dma-controller@ffffec00 { @@ -123,6 +441,8 @@ reg = <0xffffec00 0x200>; interrupts = <20 IRQ_TYPE_LEVEL_HIGH 0>; #dma-cells = <2>; + clocks = <&dma0_clk>; + clock-names = "dma_clk"; }; pinctrl@fffff400 { @@ -392,6 +712,7 @@ gpio-controller; interrupt-controller; #interrupt-cells = <2>; + clocks = <&pioAB_clk>; }; pioB: gpio@fffff600 { @@ -402,6 +723,7 @@ gpio-controller; interrupt-controller; #interrupt-cells = <2>; + clocks = <&pioAB_clk>; }; pioC: gpio@fffff800 { @@ -412,6 +734,7 @@ gpio-controller; interrupt-controller; #interrupt-cells = <2>; + clocks = <&pioCD_clk>; }; pioD: gpio@fffffa00 { @@ -422,6 +745,7 @@ gpio-controller; interrupt-controller; #interrupt-cells = <2>; + clocks = <&pioCD_clk>; }; }; @@ -431,6 +755,8 @@ interrupts = <1 IRQ_TYPE_LEVEL_HIGH 7>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_dbgu>; + clocks = <&mck>; + clock-names = "usart"; status = "disabled"; }; @@ -443,6 +769,8 @@ dma-names = "tx", "rx"; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_ssc0_tx &pinctrl_ssc0_rx>; + clocks = <&ssc0_clk>; + clock-names = "pclk"; status = "disabled"; }; @@ -452,6 +780,8 @@ interrupts = <5 IRQ_TYPE_LEVEL_HIGH 5>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_usart0>; + clocks = <&usart0_clk>; + clock-names = "usart"; status = "disabled"; }; @@ -461,6 +791,8 @@ interrupts = <6 IRQ_TYPE_LEVEL_HIGH 5>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_usart1>; + clocks = <&usart1_clk>; + clock-names = "usart"; status = "disabled"; }; @@ -470,6 +802,8 @@ interrupts = <7 IRQ_TYPE_LEVEL_HIGH 5>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_usart2>; + clocks = <&usart2_clk>; + clock-names = "usart"; status = "disabled"; }; @@ -479,6 +813,8 @@ interrupts = <8 IRQ_TYPE_LEVEL_HIGH 5>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_usart3>; + clocks = <&usart3_clk>; + clock-names = "usart"; status = "disabled"; }; @@ -493,6 +829,7 @@ #size-cells = <0>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_i2c0>; + clocks = <&twi0_clk>; status = "disabled"; }; @@ -507,6 +844,7 @@ #size-cells = <0>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_i2c1>; + clocks = <&twi1_clk>; status = "disabled"; }; @@ -521,6 +859,8 @@ dma-names = "tx", "rx"; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_spi0>; + clocks = <&spi0_clk>; + clock-names = "spi_clk"; status = "disabled"; }; @@ -535,6 +875,8 @@ dma-names = "tx", "rx"; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_spi1>; + clocks = <&spi1_clk>; + clock-names = "spi_clk"; status = "disabled"; }; @@ -554,6 +896,7 @@ reg = <0xf8034000 0x300>; interrupts = <18 IRQ_TYPE_LEVEL_HIGH 4>; #pwm-cells = <3>; + clocks = <&pwm_clk>; status = "disabled"; }; }; @@ -584,6 +927,9 @@ compatible = "atmel,at91rm9200-ohci", "usb-ohci"; reg = <0x00500000 0x00100000>; interrupts = <22 IRQ_TYPE_LEVEL_HIGH 2>; + clocks = <&usb>, <&uhphs_clk>, <&udphs_clk>, + <&uhpck>; + clock-names = "usb_clk", "ohci_clk", "hclk", "uhpck"; status = "disabled"; }; };
Define sam9n12 clocks and make use of them in peripheral definitions. Signed-off-by: Boris BREZILLON <boris.brezillon@free-electrons.com> --- arch/arm/boot/dts/at91sam9n12.dtsi | 350 ++++++++++++++++++++++++++++++++++++- 1 file changed, 348 insertions(+), 2 deletions(-)